Ingersoll Rand Air Compressor HP350

Have recommended spares on hand

Separator differential pressure ( Δ P) reaches three times the initial pressure drop or a maximum pressure differential of 12 psi (.8 bar) at full load or if the Intellisys warning CHANGE SEPARATOR ELEMENT is displayed

Check condition of separator element, run compressor in full load mode and at rated pressure and observe “Separator Pressure Drop” on the CURRENT STATUS display screen

If the display says “xxPSI”, then no maintenance is required. If “ ? ” is flashing on the screen and the display says “CHANGE SEPR ELEMENT”, then the separator element should be replaced

Disconnect the scavenge tube at the airend

Loosen the fitting that holds the scavenge tube into the tank and withdraw the tube assembly

Disconnect the piping from the tank cover. Tag the lines if required

Have recommended spares on hand

Ensure the compressor is isolated from the compressed air system by closing the isolation valve and venting pressure from the drip leg.

Ensure the main power disconnect switch is locked open and tagged

Follow these precautions to minimize damage from static electricity.

Make the least possible movement to avoid building up static electricity from your clothing or tools.

Discharge potential static electricity by touching (grounding) yourself to the starter box.

Handle circuit boards only by their edges.

Before starting any maintenance, be certain the following is heeded.

Have recommended spares on hand

Sign off on the hoses inspection

Before starting any maintenance, be certain the following is heeded.

Have recommended spares on hand

Replace Premium Coolant* (ULTRA)

In very clean operating environments and where inlet filter is changed at the above prescribed intervals. In extremely dirty environments change coolant, filters, and separator elements more frequently.

Water quality within acceptable limits

Sign off on the water quality check